A sequence of bits appended to a digital document that is
used to secure an e-mail sent through the Internet is called a:
A. digest signature.
B. electronic signature.
C. digital signature.
D. hash signature.
Answer / guest
Answer: C
A digital signature through the private cryptographic key
authenticates a transmission from a sender through the
private cryptographic key. It is a string of bits that
uniquely represent another string of bits, a digital
document. An electronic signature refers to the string of
bits that digitally represents a handwritten signature
captured by a computer system when a human applies it on an
electronic pen pad, connected to the system.
| Is This Answer Correct ? | 2 Yes | 0 No |
A disaster recovery plan (DRP) for an organization should: A. reduce the length of the recovery time and the cost of recovery. B. increase the length of the recovery time and the cost of recovery. C. reduce the duration of the recovery time and increase the cost of recovery. D. not affect the recovery time nor the cost of recovery.
Which of the following exposures could be caused by a line-grabbing technique? A. Unauthorized data access B. Excessive CPU cycle usage C. Lockout of terminal polling D. Multiplexor control dysfunction
The use of coding standards is encouraged by IS auditors because they: A. define access control tables. B. detail program documentation. C. standardize dataflow diagram methodology. D. ensure compliance with field naming conventions.
Which of the following is the initial step in creating a firewall policy? A. A cost-benefits analysis of methods for securing the applications B. Identification of network applications to be externally accessed C. Identification of vulnerabilities associated with network applications to be externally accessed D. Creation of an applications traffic matrix showing protection methods
Which of the following exposures associated with the spooling of sensitive reports for offline printing would an IS auditor consider to be the MOST serious? A. Sensitive data can be read by operators. B. Data can be amended without authorization. C. Unauthorized report copies can be printed. D. Output can be lost in the event of system failure.
An IS auditor auditing hardware monitoring procedures should review A. system availability reports. B. cost-benefit reports. C. response time reports. D. database utilization reports.
An IS auditor evaluates the test results of a modification to a system that deals with payment computation. The auditor finds that 50 percent of the calculations do not match predetermined totals. Which of the following would MOST likely be the next step in the audit? A. Design further tests of the calculations that are in error. B. Identify variables that may have caused the test results to be inaccurate. C. Examine some of the test cases to confirm the results. D. Document the results and prepare a report of findings, conclusions and recommendations.
Which of the following tasks is performed by the same person in a well-controlled information processing facility/computer center? A. Security administration and management B. Computer operations and system development C. System development and change management D. System development and systems maintenance
When auditing the requirements phase of a software acquisition, the IS auditor should: A. assess the feasibility of the project timetable. B. assess the vendor?s proposed quality processes. C. ensure that the best software package is acquired. D. review the completeness of the specifications.
An IS auditor has been assigned to conduct a test that compares job run logs to computer job schedules. Which of the following observations would be of the GREATEST concern to the IS auditor? A. There are a growing number of emergency changes. B. There were instances when some jobs were not completed on time. C. There were instances when some jobs were overridden by computer operators. D. Evidence shows that only scheduled jobs were run.
An IS auditor is reviewing a project that is using an agile software development approach. Which of the following should the IS auditor expect to find? A. Use of a capability maturity model (CMM) B. Regular monitoring of task-level progress against schedule C. Extensive use of software development tools to maximize team productivity D. Postiteration reviews that identify lessons learned for future use in the project
The Primary purpose of audit trails is to